SUBSAFE Engineering Philosophy
Accidents in Engineering
Modern Technology
Cultures of Safety
Safety & Risk
100

This certification was created in response to the loss of 14 submarines in non-combat scenarios.

What is SUBSAFE?

100

This disaster was caused due to the failure of an O-ring due to temperature.

What is the space shuttle Challenger?

100

Modern-day invention that could potentially reduce traffic accidents but also has safety risks.

What are driverless cars?

100

This aircraft company has recently exhibited a poor culture of safety.

What is Boeing?

100

The theory that risk will never be eliminated from high-risk systems

What is Normal Accident Theory?

200

He was responsible for creating the SUBSAFE certification system.

Who is Admiral Hyman Rickover?

200

At this place, a near disaster caused large public fear and much more rigorous oversight by the Nuclear Regulatory Commission.

What is Three Mile Island?

200

Identify one limitation of driverless cars.

What is bad weather, cyber security, public acceptance, ….

200

This term is defined as the gradual and sometimes unconscious acceptance of insufficient or unexpected outcomes based on a lack of prior catastrophe.

What is the normalization of deviance?

200

A strong example of an emerging technology surrounded by public discourses of risk, particularly in the contexts of climate change, energy sources, and risk & safety.

What is nuclear power?

300

This submarine sinking led to the creation of the SUBSAFE certification.

What is the USS Thresher?

300

What factors exacerbated the Chernobyl Disaster?

Secrecy and delayed evacuations

300

This administration is responsible for saving lives, preventing injuries, and reducing economic costs due to road traffic crashes, through education, research, safety standards, and enforcement activity.

What is NHSTA?

300

Innovation in safety that focused on the consequences of many interrelated factors, enhanced communication, and empowered employees to control safety.

What is a Checklist?

300

Identify one of Fleddermann’s factors in evaluating risk.

What is:

1. Voluntary vs. involuntary risk

2. Short-term vs. long-term consequences

3. Expected probability

4. Reversible effects

5. Threshold levels for risk

6. Delayed vs. immediate risk

400

List one part of the SUBSAFE Engineering Philosophy.

Avoid committing to untried systems and concepts

• Ensure adequate redundancy in design so plant can accommodate equipment and system failures that will inevitably occur

• Require suppliers to conduct extensive life testing of critical system components

• Test new reactor designs by use of a land-based prototype of same design

• Extensive analysis, full scale mock ups, rigorous testing

• Concentrate on designing, building and operating the plant to prevent accidents, not just coping with accidents

400

This disaster was caused by the energy company not planning enough fail-safes in the design. This led to a failure caused by natural disasters.

What is Fukushima?

400

Name the two experts who gave testimonies in the Senate hearing on driverless cars.

Who are Mary Cummings and Chris Urmson?

400

Simple yet effective tool deployed by the World Health Organization to improve communications between surgeons and other medical staff

What is the Surgical Safety Checklist?

400

Even though there were negligible effects on public health, the Three Mile Island incident still halted the growth of nuclear power. Identify the reason for this effect.

What is a legacy of public mistrust?

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